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540 RBW <300 Unable to find CW CAL OSC signal during VCXO
pretune at power-up with resolution bandwidths less
than 300 Hz.
550 ID CALOSC CAL Oscillator ID. Indicates incompatible hardware.
Cal Osc not expected
551 ID LOGBD LOG Board ID. Indicates incompatible hardware. Log
board not expected.
552 LOG AMPL Unable to adjust amplitude of log scale.
553 LOG AMPL Unable to adjust amplitude of log scale.
554 LOG AMPL Unable to adjust amplitude of log scale.
555 LOG AMPL Unable to adjust amplitude of log scale.
556 LOG AMPL Unable to adjust amplitude of log scale.
557 LOG AMPL Unable to adjust amplitude of log scale.
558 LOG AMPL Unable to adjust amplitude of log scale.
559 LOG AMPL Unable to adjust amplitude of log scale.
560 LOG AMPL Unable to adjust amplitude of log scale.
561 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in second step gain.
562 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in second step gain.
563 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in third step gain range.
564 LOG AMPL Unable to adjust amplitude of log scale.
565 LOG AMPL Unable to adjust amplitude of log scale.
566 LOG AMPL Unable to adjust amplitude of log scale.
567 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in log offset/log expand stage.
568 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in log offset/log expand stage.
569 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in log offset/log expand stage.
570 LOG AMPL Unable to adjust amplitude of log scale. Possible
problem in log offset/log expand stage.
Unable to adjust step gain amplifiers.
571 AMPL
572 AMPL 1M Unable to adjust amplitude of 1 MHz resolution
bandwidth.
Chapter 7
General Troubleshooting
Error Messages
343
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Table of Contents
Troubleshooting
